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Finding the Fourth Proportional to 175,532.63, 263,309.86 and 70,337.93

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Solution

The fourth proportional to 175,532.63, 263,309.86 and 70,337.93 is: 105,511.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,532.63 : 263,309.86 = 70,337.93 : x
  2. Step 2: Convert to fraction form
    175,532.63/263,309.86 = 70,337.93/x
  3. Step 3: Cross multiply
    175,532.63x = 263,309.86 × 70,337.93
  4. Step 4: Simplify right side
    175,532.63x = 18,520,669,272.36
  5. Step 5: Solve for x
    x = 18,520,669,272.36/175,532.63
  6. Step 6: Final answer
    x = 105,511.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.